🔨 improve test output and quality

Author: Phinease

.github/workflows/auto-selenium-test.yml

@@ -175,7 +175,10 @@ async def _add_memory_background():
                     f"Unexpected error during background memory addition: {bg_e}")
 
         try:
-            asyncio.create_task(_add_memory_background())
+            # Create and store the background task to avoid warnings
+            background_task = asyncio.create_task(_add_memory_background())
+            # Add done callback to handle any exceptions that might occur
+            background_task.add_done_callback(lambda t: t.exception() if t.exception() else None)
         except Exception as schedule_err:
             logger.error(
                 f"Failed to schedule background memory addition: {schedule_err}")